<template>
	<el-image
			:preview-src-list="realSrcList"
			:src="`${realSrc}`"
			:style="`width:${realWidth};height:${realHeight};`"
			fit="cover"
			preview-teleported
	>
		<template #error>
			<div class="image-slot">
				<el-icon>
					<picture-filled/>
				</el-icon>
			</div>
		</template>
	</el-image>
</template>

<script setup>
import {isExternal} from '@/utils/validate'

const props = defineProps({
	src: {
		type: String,
		default: ''
	},
	width: {
		type: [Number, String],
		default: ''
	},
	height: {
		type: [Number, String],
		default: ''
	}
})

const realSrc = computed(() => {
	if (!props.src) {
		return
	}
	let real_src = props.src.split(',')[0]
	if (isExternal(real_src)) {
		return real_src
	}
	return import.meta.env.VITE_APP_BASE_API + real_src
})

const realSrcList = computed(() => {
	if (!props.src) {
		return
	}
	let real_src_list = props.src.split(',')
	let srcList = []
	real_src_list.forEach(item => {
		if (isExternal(item)) {
			return srcList.push(item)
		}
		return srcList.push(import.meta.env.VITE_APP_BASE_API + item)
	})
	return srcList
})

const realWidth = computed(() =>
		typeof props.width == 'string' ? props.width : `${props.width}px`
)

const realHeight = computed(() =>
		typeof props.height == 'string' ? props.height : `${props.height}px`
)
</script>

<style lang="scss" scoped>
.el-image {
	border-radius: 5px;
	background-color: #ebeef5;
	box-shadow: 0 0 5px 1px #ccc;

	:deep(.el-image__inner) {
		transition: all 0.3s;
		cursor: pointer;

		&:hover {
			transform: scale(1.2);
		}
	}

	:deep(.image-slot) {
		display: flex;
		justify-content: center;
		align-items: center;
		width: 100%;
		height: 100%;
		color: #909399;
		font-size: 30px;
	}
}
</style>
